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Finding the Fourth Proportional to 110,266.64, 165,251.46 and 60,271.64

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Solution

The fourth proportional to 110,266.64, 165,251.46 and 60,271.64 is: 90,326.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,266.64 : 165,251.46 = 60,271.64 : x
  2. Step 2: Convert to fraction form
    110,266.64/165,251.46 = 60,271.64/x
  3. Step 3: Cross multiply
    110,266.64x = 165,251.46 × 60,271.64
  4. Step 4: Simplify right side
    110,266.64x = 9,959,976,506.59
  5. Step 5: Solve for x
    x = 9,959,976,506.59/110,266.64
  6. Step 6: Final answer
    x = 90,326.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.